HMC568LC5_10 Datasheet, PDF (3/6 Pages) Hittite Microwave Corporation – GaAs MMIC I/Q DOWNCONVERTER 9 - 12 GHz

10
10 - 4
HMC568LC5
v05.1208
GaAs MMIC I/Q DOWNCONVERTER
9 - 12 GHz
UED ^{Quadrature Channel Data Taken Without IF Hybrid}
TIN ^Isolations
IF Bandwidth*
10
40
N ₀
RF/IF1
30
CONVERSION GAIN
ISCO ^{T -10}
UC ^-20
D ^D -30
O _-40
PR ^-50
-60
8
LO/IF2
9
RF/IF2
20
RETURN LOSS
Not ^{Recommended for New Designs LO/IF1}
LO/RF
10
11
12
13
RF FREQUENCY (GHz)
10
0
-10
-20
-30
-40
0.5
1
1.5
2
2.5
3
IF FREQUENCY (GHz)
3.5
Amplitude Balance vs. LO Drive
2
1.5
LO = -4 dBm
LO = -2 dBm
LO = 0 dBm
1
LO = +2 dBm
LO = +4 dBm
0.5
0
-0.5
-1
-1.5
-2
8
9
10
11
12
13
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
LO Frequency = 10 GHz
8
-4dBm
6
-2dBm
+0dBm
+2dBm
+4dBm
4
2
0
0.5
1
1.5
2
2.5
3
3.5
IF FREQUENCY (GHz)
Phase Balance vs. LO Drive
20
15
LO = -4 dBm
LO = -2 dBm
LO = 0 dBm
10
LO = +2 dBm
LO = +4 dBm
5
0
-5
-10
-15
-20
8
9
10
11
12
13
RF FREQUENCY (GHz)
Noise Figure vs. LO Drive,
IF Frequency = 100 MHz
6
5
-4dBm
-2dBm
+0dBm
4
+2dBm
+4dBm
3
2
1
0
8
9
10
11
12
13
RF FREQUENCY (GHz)
* Conversion gain data taken with external IF hybrid, LO frequency fixed at 10 GHz and RF varied
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